Add MRI 1.9 Support.

Unfortunately crashes on startup with "[BUG] object allocation during garbage collection phase"

binding-mri/binding-mri.cpp

@@ -32,7 +32,7 @@
 #include "boost-hash.h"
 
 #include <ruby.h>
-#if RUBY_API_VERSION_MAJOR > 1
+#ifndef RUBY_LEGACY_VERSION
 #include <ruby/encoding.h>
 #endif
 

binding-mri/binding-util.cpp

@@ -90,7 +90,7 @@ void raiseRbExc(const Exception &exc)
 void
 raiseDisposedAccess(VALUE self)
 {
-#if RUBY_API_VERSION_MAJOR == 1
+#ifdef RUBY_LEGACY_VERSION
 // FIXME: raiseDisposedAccess not implemented
 #else
 	const char *klassName = RTYPEDDATA_TYPE(self)->wrap_struct_name;
@@ -325,6 +325,10 @@ rb_get_args(int argc, VALUE *argv, const char *format, ...)
 }
 
 #if RUBY_API_VERSION_MAJOR == 1
+NORETURN(void rb_error_arity(int, int, int)) {
+	assert(false);
+}
+#if RUBY_API_VERSION_MINOR == 8
 // Functions providing Ruby 1.8 compatibililty
 VALUE rb_sprintf(const char* fmt, ...) {
 	va_list args;
@@ -345,10 +349,6 @@ void *rb_check_typeddata(VALUE v, const rb_data_type_t *) {
 	return RTYPEDDATA_DATA(v);
 }
 
-NORETURN(void rb_error_arity(int, int, int)) {
-	assert(false);
-}
-
 VALUE rb_enc_str_new(const char* ch, long len, rb_encoding*) {
 	return rb_str_new(ch, len);
 }
@@ -392,4 +392,5 @@ int rb_utf8_encindex(void) {
 VALUE rb_hash_lookup2(VALUE, VALUE, VALUE) {
 	return Qnil;
 }
-#endif
+#endif // RUBY_API_VERSION_MINOR == 8
+#endif // RUBY_API_VERSION_MAJOR == 1

binding-mri/binding-util.h

@@ -27,12 +27,27 @@
 
 #include "exception.h"
 
-// Ruby 1.8 and Ruby 2.x use different version macros
+// Ruby 1.8 and Ruby 1.9+ use different version macros
 #ifndef RUBY_API_VERSION_MAJOR
 #define RUBY_API_VERSION_MAJOR RUBY_VERSION_MAJOR
 #endif
 
+#ifndef RUBY_API_VERSION_MINOR
+#define RUBY_API_VERSION_MINOR RUBY_VERSION_MINOR
+#endif
+
 #if RUBY_API_VERSION_MAJOR == 1
+#define PRIsVALUE "s"
+#define RB_OBJ_CLASSNAME(obj) rb_obj_classname(obj)
+#define RB_OBJ_STRING(obj) StringValueCStr(obj)
+
+NORETURN(void rb_error_arity(int, int, int));
+
+#define OBJ_INIT_COPY(obj, orig) \
+	((obj) != (orig) && (rb_obj_init_copy((obj), (orig)), 1))
+#if RUBY_API_VERSION_MINOR == 8
+// Makes version checks easier
+#define RUBY_LEGACY_VERSION
 // Functions and macros providing Ruby 1.8 compatibililty
 #define FLONUM_P(x) 0
 
@@ -56,9 +71,6 @@
 #define RUBY_T_FALSE T_FALSE
 #define RUBY_T_NIL T_NIL
 
-#define OBJ_INIT_COPY(obj, orig) \
-    ((obj) != (orig) && (rb_obj_init_copy((obj), (orig)), 1))
-
 #define rb_str_new_cstr rb_str_new2
 
 #define RUBY_DEFAULT_FREE ((RUBY_DATA_FUNC)-1)
@@ -66,10 +78,6 @@
 #define RUBY_TYPED_DEFAULT_FREE RUBY_DEFAULT_FREE
 #define RUBY_TYPED_NEVER_FREE   RUBY_NEVER_FREE
 
-#define PRIsVALUE "s"
-#define RB_OBJ_CLASSNAME(obj) rb_obj_classname(obj)
-#define RB_OBJ_STRING(obj) StringValueCStr(obj)
-
 #define RTYPEDDATA_DATA DATA_PTR
 
 #define RFLOAT_VALUE(d) RFLOAT(d)->value
@@ -113,8 +121,6 @@ void *rb_check_typeddata(VALUE, const rb_data_type_t *);
 
 #define Check_TypedStruct(v,t) rb_check_typeddata((VALUE)(v),(t))
 
-NORETURN(void rb_error_arity(int, int, int));
-
 typedef void rb_encoding;
 
 VALUE rb_enc_str_new(const char*, long, rb_encoding*);
@@ -139,7 +145,8 @@ int rb_utf8_encindex(void);
 
 VALUE rb_hash_lookup2(VALUE, VALUE, VALUE);
 
-#endif
+#endif // RUBY_API_VERSION_MINOR == 8
+#endif // RUBY_API_VERSION_MAJOR == 1
 
 enum RbException
 {
@@ -181,7 +188,7 @@ raiseRbExc(const Exception &exc);
 	extern rb_data_type_t Klass##Type
 
 /* 2.1 has added a new field (flags) to rb_data_type_t */
-#if RUBY_API_VERSION_MINOR > 0
+#if RUBY_API_VERSION_MAJOR > 1 && RUBY_API_VERSION_MINOR > 0
 /* TODO: can mkxp use RUBY_TYPED_FREE_IMMEDIATELY here? */
 #define DEF_TYPE_FLAGS 0
 #else
@@ -492,5 +499,4 @@ rb_check_argc(int actual, int expected)
 	_rb_define_method(klass, prop_name_s "=", Klass##Set##PropName); \
 }
 
-
 #endif // BINDING_UTIL_H

binding-mri/filesystem-binding.cpp

@@ -25,7 +25,7 @@
 #include "filesystem.h"
 #include "util.h"
 
-#if RUBY_API_VERSION_MAJOR > 1
+#ifndef RUBY_LEGACY_VERSION
 #include "ruby/encoding.h"
 #endif
 #include "ruby/intern.h"
@@ -197,7 +197,7 @@ RB_METHOD(_marshalLoad)
 
 	VALUE utf8Proc;
 	// FIXME: Not implemented for Ruby 1.8
-#if RUBY_API_VERSION_MAJOR > 1
+#ifndef RUBY_LEGACY_VERSION
 	if (NIL_P(proc))
 		utf8Proc = rb_proc_new(RUBY_METHOD_FUNC(stringForceUTF8), Qnil);
 	else
@@ -206,7 +206,7 @@ RB_METHOD(_marshalLoad)
 
 	VALUE marsh = rb_const_get(rb_cObject, rb_intern("Marshal"));
 
-#if RUBY_API_VERSION_MAJOR > 1
+#ifndef RUBY_LEGACY_VERSION
 	VALUE v[] = { port, utf8Proc };
 #else
 	VALUE v[] = { port, proc };